package com.yssh.utils;
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import java.util.*;
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import com.yssh.entity.MonitorPointPosition;
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public class CalculateUtils {
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/**
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* @Title: getLon
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* @Description: 计算经度
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* @param @param x
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* @param @param y
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* @param @return 参数
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* @return double 返回类型
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* @throws
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*/
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public static double getLon(int x, int y) {
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double lon = 115.9165227 + 0.000116732 * (x - 0.5) + 0.00000116862 * (y - 0.5);
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if (lon < 115 || lon > 116) {
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System.out.println("lon is invalid");
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}
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return lon;
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}
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/**
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* @Title: getLat
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* @Description: 计算维度
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* @param @param x
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* @param @param y
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* @param @return 参数
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* @return double 返回类型
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* @throws
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*/
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public static double getLat(int x, int y) {
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double lat = 39.77250000 + 0.000001000 * (x - 0.5) - 0.00009000000 * (y - 0.5);
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if (lat < 39 || lat > 40) {
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System.out.println("lat is invalid");
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}
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return lat;
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}
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/**
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* @Title: assembleId
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* @Description: 组装id
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* @param @param checkPoints
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* @param @return 参数
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* @return List<String> 返回类型
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* @throws
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*/
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public static List<String> assembleId(List<MonitorPointPosition> checkPoints){
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List<String> ids2d = new ArrayList<String>();
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for (MonitorPointPosition point : checkPoints) {
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ids2d.add(point.getX() + "_" + point.getY() + "_" + point.getZ());
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}
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return ids2d;
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}
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/**
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* @Title: aloneCrosswiseScope
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* @Description: 单独点位横向范围扩展
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* @param @param checkPoint
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* @param @param range
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* @param @return 参数
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* @return List<String> 返回类型
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* @throws
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*/
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public static List<String> aloneCrosswiseExtend(MonitorPointPosition checkPoint, int range){
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List<String> ids = new ArrayList<String>();
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Integer x = checkPoint.getX();
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Integer y = checkPoint.getY();
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for (int i = x - range/2; i <= x + range/2; i++) {
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for (int j = y - range/2; j <= y + range/2; j++) {
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ids.add(i + "_" + j + "_" + checkPoint.getZ());
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}
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}
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return ids;
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}
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public static List<String> temporary(MonitorPointPosition point, int range){
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List<String> ids3d = new ArrayList<String>();
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Integer x = point.getX();
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Integer y = point.getY();
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Integer z = point.getZ();
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for (int i = x - range/2; i <= x + range/2; i++) {
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for (int j = y - range/2; j <= y + range/2; j++) {
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for (int k = z; k < 100; k++) {
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ids3d.add(i + "_" + j + "_" + k);
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}
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}
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}
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return ids3d;
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}
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/**
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* @Title: getWindSpeed
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* @Description: 计算风速
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* @param @return 参数
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* @return Double 返回类型
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* @throws
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*/
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public static Double getWindSpeed(double v, double u){
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return Math.sqrt(v * v + u * u);
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}
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/**
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* @Title: getWindDirection
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* @Description: 计算风向
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* @param @param v
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* @param @param u
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* @param @return 参数
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* @return double 返回类型
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* @throws
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*/
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public static double getWindDirection(double v, double u){
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double result = Math.atan(u / (v + Math.pow(10, -5))) / Math.PI * 180;
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if (result <0 ){
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result += 180;
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}else if(u < 0 && v > 0){
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result += 360;
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}
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return result;
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}
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/**
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* @Title: sort
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* @Description: 排序
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* @param @param list 排序对象
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* @param @param property 排序参数
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* @param @param order 排序顺序
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* @param @return 参数
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* @return List<Map<String,Object>> 返回类型
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* @throws
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*/
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public static List<Map<String, Object>> sort(List<Map<String, Object>> list,final String property,final boolean order){
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if(list == null || property == null){
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return null;
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}
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Collections.sort(list, new Comparator<Map<String, Object>>(){
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@Override
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public int compare(Map<String, Object> o1, Map<String, Object> o2) {
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try {
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Object oo1 = o1.get(property);
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Object oo2 = o2.get(property);
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if (oo1 == null || "null".equals(oo1.toString()) || "".equals(oo1.toString()) || oo1.toString().endsWith("999")) {
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oo1 = 0;
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}
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if (oo2 == null || "null".equals(oo2.toString()) || "".equals(oo2.toString()) || oo2.toString().endsWith("999")) {
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oo2 = 0;
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}
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if (order) {
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if (Double.parseDouble(oo1.toString()) < Double.parseDouble(oo2.toString())) {
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return 1;
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}
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} else {
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if (Double.parseDouble(oo1.toString()) > Double.parseDouble(oo2.toString())) {
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return 1;
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}
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}
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if (Double.parseDouble(oo1.toString()) == Double.parseDouble(oo2.toString())) {
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return 0;
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}
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}catch (Exception ex){
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System.out.println(ex.getMessage());
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}
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return -1;
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}
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});
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return list;
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}
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}
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